package com.jingsai.Mapper;

import com.baomidou.mybatisplus.core.mapper.BaseMapper;
import com.jingsai.POJO.Common.TodayProblemId;
import org.apache.ibatis.annotations.Mapper;
import org.apache.ibatis.annotations.Select;

import java.util.ArrayList;


@Mapper
public interface TodayProblemIDMapper extends BaseMapper<TodayProblemId> {
    @Select("select * from today_problem_id order by problem_date desc")
    ArrayList<TodayProblemId> selectAll();

}
